Sony RM-PJM600, Service Manual

Page: 85 / 106

8-9
8-9
A B C D E F G H
1
2
3
4
5
QB QB
20 19 18 17 16 15 14 13 12 11
1 2 3 4 5 6 7 8 9 10
Vcc 1Y1 2A4 1Y2 2A3 1Y3 2A3 1Y4 2A4
1A1 2Y4 1A2 2Y3 1A3 2Y2 1A4 2Y1
GND
1G
2G
QB Board IC Block Diagrams
74VHC240MTCX (IC2904)
LATCH
DAC
AMP
LATCH
DAC
AMP
LATCH
DAC
AMP
LATCH
DAC
AMP
LATCH
DAC
AMP
+
–
VCC
REG
I
2
C DECODER
LEVEL
CONVERTER
LEVEL
CONVERTER
LEVEL
CONVERTER
LATCH
POWER
ON
RESET
OPEN COLLECTOR
3 6 2 5 8 1 4 7
SW1 SW0
DAC4 DAC3 DAC2 DAC1 DAC0
GND
14 11 15 12 9 16 13 10
VCC SCL SDA SAD2 SAD1 SAD0 SW3 SW2
CXA1875AM-T4 (IC2907)
M52755FP-TP (IC2901)
1 3 4 10 12 14 15
36 34 33 31 29 26 25 24 23 20 19
11 13
35 32 30 28 22 21 27
2 5 7 8 9 6
Rin1
ROUT
SW GND:INPUT1 SW OPEN:INPUT2 GOUT (for Syncron G)
HOUT
VOUT Vcc
Gin1 Bin1
Hin1
Vin1
Rin2 Gin2 Bin2 Hin2 Vin2
16 17 18
GND Vcc GOUT GND GND
Vcc BOUT
Vcc GND
Vcc Vcc Vcc
GND GND GND
3 6 9 12
15
18
2 5 8 11
14
17
1 4 7 10
34 31 28 25 35 32 29 26 36 33 30 27
13
16
21
22
20
24
23
19
46
43
47
44
48
45
40
39
41
37
38
42
Amp
Clamp
Amp
Clamp
YS2
YM2
Hue
Color
Matrix
Clamp Pulse
Interface
CEC Axis
D-Color
Bright
ABL
Amp
Picture
Clamp
YS1
YM1
Bus
Dec
R
G
B
R G B
IREF
R-Y
G-Y
B-Y
R-Y
B-Y
YUV-SW
VM Amp
Sharpness
NR
Clamp
D-
Picture
Y
Y
B-Y R-Y
BY2-IN
RY2-IN
Y2-IN
NC
1REF
C-OFF
GND
ROUT
GOUT
BOUT
ABL-REQ
ABL-MUTE
AP-MUTE
CLP1
BGP
CBLK
FFTIM
VS
VEQ
VBLK
VTIM
SSCP
SCL
SDA
Y1-IN GND RY1-IN BY1-IN GND1 VCC1 YUV-SW VM-MUTE SP-MUTE VM-OUT CLP-C APED-C
LR2-IN LG2-IN LB2-IN
YS2
YM2
VCC2
GND2
LR1-IN LG1-IN LB1-IN
YS1
YM1
CXA1839Q-T6 (IC2905)
AD9483KS-140 (IC3105)
85
R AIN
R AIN 84
DRA7-0
DRB7-0
8
DGB7-0
DBB7-0
CLKOUT
CLKOUT
OMS
I/P
PD
GND VDD VCC BVREF
IN
GVREF
IN
RVREF
IN
VREF
OUT
DGA7-0
DBA7-0
QUANTIZER T/H
62
69
52
59
88
87
QUANTIZER T/H
42
49
32
39
91
90
2
3
4
5
97 86 89 92
QUANTIZER T/H
22
29
12
19
8
9
74
75
76
11,21,31,41,
51,61,71 79,82,83,93,
94,98,99 1,6,7,10,20,30,40,50,60,
70,73,77,78,80,81,95,96,100
G AIN
G AIN
B AIN
ENCODE
ENCODE
B AIN
DS
DS
CONTROL
TIMING
+2.5V
8
8
3
2
1
6
7
5
9
10
11
8
4 19
20
21
22
16
15
17
13
12
14
18
POLARITY
CHECK
POLARITY
CHECK
LEVEL
CONTROL
V. RAMP
GENERATOR
EXIST
CHECK
EXIST
CHECK
SYNC
CHECK
CLAMP
PULSE
GENERATOR
SYNC
SEP
BIAS
LOGIC
+
–
VS IN
PVC
EVC
CS IN
PHC
EHC
VIDEO IN
HD SEL
ISC
ISJ
GND
VCC
VD
VSS IN
VSS OUT
HD
PV
PH
CLP SEL
CLP OUT
CLP OUT
VSS REF
CXA2016S (IC2902)
LOGIC
PHASE
DETECTOR
CHARGE
PUMP
FINE
DELAY
VCO
1/256–1/4096 CLK
1/2
PROGRAMMABLE
COUNTER
MUX DIV1,2,4
DAC
1BIT 1BIT
RSET
1BIT
ON/OFF
1BIT
ON/OFF
1BIT
ON/OFF
1BIT
ON/OFF
1BIT
ON/OFF
1BIT
2BIT
1–4 CLK
2BIT 1BIT
12BIT
1BIT
1BIT
5BIT 2BIT
1/16–20/16 CLK
1BIT
ON/OFF
1BIT
ON/OFF
ON/OFF
TTLOUT
TTLIN
SYNTHESIZER
POWER SAVE
WHOLE CHIP
POWER SAVE
READ OUT
TTLOUT
CONTROL REGISTER
TTL IN
TTL IN
TTL IN
PECLIN
PECLIN
POLARITY
LATCH
COARSE
DELAY
POLARITY
TTLOUT
TTLOUT
TTLOUT
PECLOUT
PECLOUT
TTLOUT
TTLOUT
PECLOUT
UNLOCK
DETECT
PECL
5
VCO
(TTL)
6
HOLD
(TTL)
44
IREF
10
SENABLE
11
SCLK
12
SDATA
15
SEROUT
16
DIVOUT
13
TLOAD
14
CS
35
17
4
21
23
22
29
30
31
32
24 DSYNC
(TTL)
DSYNC
(PECL)
CLK
(TTL)
NCLK
(TTL)
CLK
(PECL)
CLK/2
(TTL)
CLK/2
(TTL)
CLK/2
(PECL)
UNLOCK
VBB
45
RC2
46
RC1
33
34
9
SYNC
(TTL)
3
VCO
(PECL) 4
7 SYNC
(PECL) 8
CXA3106AQ (IC3101)
10E 1 8 VCC
1A 2
1B 3
GND 4 6 2B
5 2A
7 2OE
SN74CBD3306PW-E20 (IC3103)
14 13 12 11 10 9 8
1 2 3 4 5 6 7
VCC
GND
TC74LCX04FT (IC3104)